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Altered Atmosphere Fuel Pressure Gauge Adapters

Many of AAM's customers asked for an easy solution when mounting fuel pressure gauges, fuel pressure gauge isolators, or fuel pressure sensors to the factory fuel system. AAM responded by developing their Spec Fuel Pressure Gauge Adapter block with a 1/8 NPT tapped hole that bolts neatly onto the factory fuel line (virtually all fuel pressure gaug...
Altered Atmosphere Fuel Pressure Gauge Adapters - Details

Altered Atmosphere Air Intakes

The AAM Spec Intake Kit maximizes your engine's potential by allowing the engine to have a clean and unrestrictive intake air path. The intake comes with a specially designed adapter with a built-in velocity stack. This unique velocity stack helps accelerate the rate of incoming air to your engine for added power. Also included is a new heat shield...
Altered Atmosphere Air Intakes - Details

Altered Atmosphere High Flow Catalytic Converters

The AAM Spec 2.5" MaxFlow Cat Pipes for the 2007 Nissan 350Z are the ultimate high-flow cats available for the 350Z. Constructed out of robust 2.5" mandrel bent 16-gauge T-304 stainless steel to ensure the highest quality and reliability, the AAM Spec 2.5" MaxFlow Cat Pipes replace your vehicles restrictive factory catalytic converter with a ne...
Altered Atmosphere High Flow Catalytic Converters - Details

Altered Atmosphere Exhaust Systems

Specifically designed to not create the boomy highway resonance common on many other popular exhaust systems, the AAM Spec 3 MaxFlow Exhaust is a y-pipe back exhaust system made of mandrel bent T-304 16-gauge stainless steel to ensure the highest reliability and quality. The AAM Spec MaxFlow Exhuast gives our customers all the advantages (unrest...
Altered Atmosphere Exhaust Systems - Details

Altered Atmosphere Billet Fuel Rails

AAM's Return Fuel Rail System is a direct replacement and upgrade to the factory fuel system. The factory fuel system is a "return less" style system. A return less style system offers minimal adjustment to the amount of fuel the engine can receive. This can work well in a factory naturally aspirated setup, but has several draw backs when you...
Altered Atmosphere Billet Fuel Rails - Details

Altered Atmosphere Basic Fuel Systems

The highly-engineered AAM Spec Fuel Return System - Basic is a great stepping stone for anyone who wants the reliability of a Fuel Return System on a budget. With the ability to support 450rwhp, this system is very similar to our prestigious AAM Spec Fuel Rail Return System but utilizes the factory fuel rails (the AAM Spec Fuel Rail Return System c...
Altered Atmosphere Basic Fuel Systems - Details

Altered Atmosphere Big Pump Upgrade Fuel Systems

Keeping with AAM's commitment to provide innovative, reliable, and new products totheir customers, AMM is proud to release their newest upgrade for the serious Z/G enthusiast. After 8 months of research and development, they have designed the necessary solution to safely fuel 500+HP, the AAM MaxFlo Big Pump Upgrade. When used in conjunction with th...
Altered Atmosphere Big Pump Upgrade Fuel Systems - Details

Altered Atmosphere Stage One Fuel Systems

Got Twin Turbos on a 350Z? Want Forced Induction on the VQ? Supercharging a G35? Well, now you can get the fuel setup that makes it all work together properly with the AAM Stage I Fuel Return System for your 350Z or G35! The AAM Stage I Fuel Return System for the Nissan 350Z and Infiniti G35 is a direct, bolt-on kit that will convert a current ...
Altered Atmosphere Stage One Fuel Systems - Details

Altered Atmosphere Spacer Intake Manifold Gaskets

The AAM Angled Plenum Spacer for the G35, 350Z & FX35 is the ultimate upgrade in the quest for more power. This is AAM's most popular upgrade for the VQ35DE, and the biggest horsepower gain for the money! The billet aluminum spacer sits between the factory upper and lower plenum, creating a larger volume to rush towards the cylinders. Power gains a...
Altered Atmosphere Spacer Intake Manifold Gaskets - Details

Altered Atmosphere Test Pipes

The highly anticipated AAM Spec Test Pipes are finally here! After servicing and installing several of their competitors designs, AAM decided to make a higher-quality test pipe that meets the demanding reliabilty expectations of their customers. In addition to having poor fittment, many of the test-pipes on the market are constructed of thinner...
Altered Atmosphere Test Pipes - Details

Altered Atmosphere Throttle Body Spacers

The AAM Spec. Throttle Body Spacer is a great addition to any upgraded 350Z or G35. Each AAM Spec. Throttle Body Spacer comes pre-tapped with three vacuum ports. This saves both time and money when running vacuum lines (no need to tap the factory intake plenum with this spacer). Because you have more vacuum ports available you can run components se...
Altered Atmosphere Throttle Body Spacers - Details

Altered Atmosphere Y Pipes

Constructed of 16-gauge T-304 Stainless Steel to ensure the highest reliability, quality, and performance, AAM is proud to announce the release of their Y-Pipe for the Nissan 350Z and Infiniti G35. Using smooth 2.5" mandrel bent tubing and stainless steel flex joints which flow into one large 3" tube, the AAM Spec Y-Pipe improves upon the facto...
Altered Atmosphere Y Pipes - Details